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Question:
(a) Describe the importance of Micro-Programming and point out one area where Micro-Programming is extensively used.
(b) Below is a diagram of an 8086 processor.
State the purpose of the following components of the processor:
i. Control Unit ii. Control Bus iii. IP (Instruction Pointer) iv. ALU (Arithmetic and Instruction Register) v. Data Registers vi. Index Registers vii. Address Bus viii. Data Bus
(c) SP (Stack Pointer) is one of the index registers. Describe in details its functioning.
(d) Appraise the usage of Micro-programming compared to the traditional method of using complex circuits for each instruction.
(e) Memory is accessed by making using of the method of Byte Addressing. Explain the difference in using byte addressing with a word size is 32 bits compared to one with 40 bits.
Define Protocol. It is a set of rules that are followed by interconnecting computers and terminals to make sure the orderly transfer of information
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What is Demand paging? Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a
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State about Dynamic modelling and its inputs Dynamic modelling is elaborated further by adding concept of time: new attributes are computed, as a function of the attribute chan
1+1
Distributed System 1. What is a message passing system? Discuss the desirable features of a message passing system. 2. Discuss the implementation of RPC Mechanism in detail.
(i) Input a single ASCII character into BL register without echo on screen CODE SEGMENT MOV AH, 08H; Function 08H INT 21H ; the character inpu
Power pc h bus
We might model such a scenario using three types of object: one for Customers, one for BankAccounts and another for Transactions. In terms of data required, for Customers assume we
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